1 files changed, 164 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java
new file mode 100644
index 0000000000..6e6803a806
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+++ b/sca-java-1.x/branches/sca-java-1.6.2/modules/contribution-xml/src/main/java/org/apache/tuscany/sca/contribution/processor/xml/AnyElementProcessor.java
@@ -0,0 +1,164 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.tuscany.sca.contribution.processor.xml;
+
+import static javax.xml.stream.XMLStreamConstants.CDATA;
+import static javax.xml.stream.XMLStreamConstants.CHARACTERS;
+import static javax.xml.stream.XMLStreamConstants.END_ELEMENT;
+import static javax.xml.stream.XMLStreamConstants.START_ELEMENT;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import javax.xml.namespace.NamespaceContext;
+import javax.xml.namespace.QName;
+import javax.xml.stream.XMLEventReader;
+import javax.xml.stream.XMLInputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamReader;
+import javax.xml.stream.XMLStreamWriter;
+import javax.xml.stream.events.XMLEvent;
+
+import org.apache.tuscany.sca.contribution.Constants;
+import org.apache.tuscany.sca.contribution.ModelFactoryExtensionPoint;
+import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor;
+import org.apache.tuscany.sca.contribution.resolver.ModelResolver;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+import org.apache.tuscany.sca.contribution.service.ContributionResolveException;
+import org.apache.tuscany.sca.monitor.Monitor;
+
+public class AnyElementProcessor implements StAXArtifactProcessor<Object> {
+    private static final QName ANY_ELEMENT = new QName(Constants.XMLSCHEMA_NS, "anyElement");
+
+    private XMLInputFactory xmlInputFactory;
+    @SuppressWarnings("unused")
+    private Monitor monitor;
+
+    // Map<String, NamespaceContext> map = new HashMap<String,NamespaceContext>();
+
+    public AnyElementProcessor(ModelFactoryExtensionPoint modelFactories, Monitor monitor) {
+        xmlInputFactory = modelFactories.getFactory(XMLInputFactory.class);
+        this.monitor = monitor;
+    }
+
+    public QName getArtifactType() {
+        return ANY_ELEMENT;
+    }
+
+    public Class<Object> getModelType() {
+        return Object.class;
+    }
+
+    /**
+     * Reads the contetns of the unknown elements and generates a custom
+     * implementation of XMLStreamReader i.e. XMLEventsStreamReader
+     * 
+     * @param reader
+     * @return
+     * @throws XMLStreamException
+     */
+    @SuppressWarnings("unchecked")
+    public Object read(XMLStreamReader reader) throws ContributionReadException, XMLStreamException {
+
+        // Custom variables
+        String currentElement = null;
+        List eventsList = new ArrayList();
+
+        Map<String, NamespaceContext> eventContext = new HashMap<String, NamespaceContext>();
+
+        try {
+            // Cast the block of unknown elements into document
+            XMLDocumentStreamReader docReader = new XMLDocumentStreamReader(reader);
+
+            XMLEventReader xmlEventReader = xmlInputFactory.createXMLEventReader(docReader);
+
+            while (xmlEventReader.hasNext()) {
+                XMLEvent event = xmlEventReader.nextEvent();
+
+                // Populate the eventContext map with the current element's name
+                // and corresponding NamesapceContext
+                if (currentElement != null && !(eventContext.containsKey(currentElement))) {
+                    eventContext.put(currentElement, reader.getNamespaceContext());
+                }
+
+                // Populate the list with the XMLEvents
+                eventsList.add(event);
+                if (event.isStartElement()) {
+                    currentElement = reader.getName().getLocalPart();
+                }
+                if (event.isEndDocument()) {
+                    return new XMLEventsStreamReader(eventsList, eventContext);
+                }
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    /**
+     * Writes unknown portions back to the writer
+     * 
+     * @param model
+     * @param writer
+     */
+    public void write(Object model, XMLStreamWriter writer) throws XMLStreamException {
+        if (!(model instanceof XMLStreamReader)) {
+            return;
+        }
+        XMLStreamReader reader = (XMLStreamReader)model;
+
+        int event = reader.getEventType();
+        while (reader.hasNext()) {
+            switch (event) {
+                case START_ELEMENT:
+
+                    writer.writeStartElement(reader.getPrefix(), reader.getLocalName(), reader.getNamespaceURI());
+                    for (int i = 1; i <= reader.getAttributeCount(); i++) {
+                        writer.writeAttribute(reader.getAttributePrefix(i), reader.getAttributeNamespace(i), reader
+                            .getAttributeLocalName(i), reader.getAttributeValue(i));
+                    }
+                    break;
+
+                case CHARACTERS:
+                    writer.writeCharacters(reader.getText());
+                    break;
+
+                case CDATA:
+                    writer.writeCData(reader.getText());
+                    break;
+
+                case END_ELEMENT:
+                    writer.writeEndElement();
+                    break;
+            }
+            if (reader.hasNext()) {
+                event = reader.next();
+            }
+        }
+    }
+
+    public void resolve(Object model, ModelResolver resolver) throws ContributionResolveException {
+        // TODO Auto-generated method stub
+
+    }
+
+}